Is ICD-10-CM code O73 billable?

No, O73 (Retained placenta and membranes, without hemorrhage) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code O73 belong to?

O73 belongs to Chapter 15 of the ICD-10-CM tabular list: O00–O9A (Pregnancy, Childbirth and the Puerperium).

O73Not billable, use a more specific code below

Retained placenta and membranes, without hemorrhage

In Complications of labor and delivery (O60-O77), chapter 15: Pregnancy, Childbirth and the Puerperium

2 billable codes under O73: none are a CC or MCC; none map to an HCC.

Instructional notes

Excludes1: not coded here, use a different code

placenta accreta (O43.21-)
placenta increta (O43.22-)
placenta percreta (O43.23-)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Coding of obstetric cases with O00-O9A codes: sequencing priority, trimester and fetus characters, principal diagnosis selection, delivery outcome, and pregnancy-related complications.

General Rules for Obstetric Cases (page 63)
Selection of OB Principal or First-listed Diagnosis (page 64)
Pre-existing conditions versus conditions due to the pregnancy (page 65)
Pre-existing hypertension in pregnancy (page 66)
Fetal Conditions Affecting the Management of the Mother (page 66)
HIV Infection in Pregnancy, Childbirth and the Puerperium (page 66)
Diabetes mellitus in pregnancy (page 66)
Long term use of insulin and oral hypoglycemics (page 67)

Read Section I.C.15 (page 63), 11 more topics

All codes under O73

O73 can't be used on a claim. Pick a billable code below; grey headings group them.

O73 MS-DRGs

As the principal diagnosis, all 2 billable codes under O73 group to MS-DRG 769 or 776 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to O73

Notes on these codes point to O73.

O43.2 Excludes1: retained placenta (O73.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Childbirth Problems

Childbirth is the process of giving birth to a baby. It includes labor and delivery. Usually everything goes well, but problems can happen. They may cause a risk to the mother, baby, or both. Some of the more common childbirth problems include:

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.